Separate Cell and PropertyCell spaces

src/factory.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 217 matching lines @@
 
   Handle<ByteArray> NewByteArray(int length,
                                  PretenureFlag pretenure = NOT_TENURED);
 
   Handle<ExternalArray> NewExternalArray(
       int length,
       ExternalArrayType array_type,
       void* external_pointer,
       PretenureFlag pretenure = NOT_TENURED);
 
+  Handle<Cell> NewCell(Handle<Object> value);
+
   Handle<JSGlobalPropertyCell> NewJSGlobalPropertyCell(
       Handle<Object> value);
 
   Handle<Map> NewMap(
       InstanceType type,
       int instance_size,
       ElementsKind elements_kind = TERMINAL_FAST_ELEMENTS_KIND);
 
   Handle<JSObject> NewFunctionPrototype(Handle<JSFunction> function);
 
@@ skipping 306 matching lines @@
   } else {
     return NewNumber(static_cast<double>(value), pretenure);
   }
 }
 
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_FACTORY_H_